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[Android] Optimize CArmRecompilerOps::UpdateCounters

This commit is contained in:
zilmar 2016-10-02 07:03:12 +11:00
parent c2a960771c
commit 9a6c8419e9
1 changed files with 21 additions and 3 deletions
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24
Source/Project64-core/N64System/Recompiler/Arm/ArmRecompilerOps.cpp
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@ -4446,17 +4446,35 @@ void CArmRecompilerOps::UpdateCounters(CRegInfo & RegSet, bool CheckTimer, bool
{ {
UpdateSyncCPU(RegSet, RegSet.GetBlockCycleCount()); UpdateSyncCPU(RegSet, RegSet.GetBlockCycleCount());
WriteArmComment("Update Counter"); WriteArmComment("Update Counter");
SubConstFromVariable(RegSet.GetBlockCycleCount(), g_NextTimer, "g_NextTimer"); // updates compare flag
ArmReg NextTimerReg = RegSet.Map_Variable(CArmRegInfo::VARIABLE_NEXT_TIMER);
ArmReg TempReg = RegSet.Map_TempReg(Arm_Any, -1, false);
LoadArmRegPointerToArmReg(TempReg,NextTimerReg,0);
SubConstFromArmReg(TempReg,RegSet.GetBlockCycleCount());
StoreArmRegToArmRegPointer(TempReg,NextTimerReg,0);
if (ClearValues) if (ClearValues)
{ {
RegSet.SetBlockCycleCount(0); RegSet.SetBlockCycleCount(0);
} }
if (CheckTimer)
{
CompareArmRegToConst(TempReg, 0);
}
RegSet.SetArmRegProtected(TempReg, false);
RegSet.SetArmRegProtected(NextTimerReg, false);
}
else if (CheckTimer)
{
ArmReg NextTimerReg = RegSet.Map_Variable(CArmRegInfo::VARIABLE_NEXT_TIMER);
ArmReg TempReg = RegSet.Map_TempReg(Arm_Any, -1, false);
LoadArmRegPointerToArmReg(TempReg,NextTimerReg,0);
CompareArmRegToConst(TempReg, 0);
RegSet.SetArmRegProtected(TempReg, false);
RegSet.SetArmRegProtected(NextTimerReg, false);
} }
if (CheckTimer) if (CheckTimer)
{ {
MoveVariableToArmReg(g_NextTimer, "g_NextTimer", Arm_R2);
CompareArmRegToConst(Arm_R2, 0);
uint8_t * Jump = *g_RecompPos; uint8_t * Jump = *g_RecompPos;
BranchLabel8(ArmBranch_GreaterThanOrEqual, "Continue_From_Timer_Test"); BranchLabel8(ArmBranch_GreaterThanOrEqual, "Continue_From_Timer_Test");
RegSet.BeforeCallDirect(); RegSet.BeforeCallDirect();